If you need to force an installation or ensure it runs silently (especially useful if the app is already installed and you want to reinstall/upgrade), you can combine this with the -ForceUpdateFromAnyVersion parameter or use the msiexec wrapper approach, though the native cmdlet is preferred.
Here are the most common and reliable ways to install an MSIX package using PowerShell.
Get-ChildItem "C:\Apps\*.msix" | ForEach-Object Add-AppxPackage -Path $_.FullName powershell install msix
This is the standard method for installing an app for the person currently logged in. : Add-AppPackage -Path "C:\Path\To\YourApp.msix"
Once installed, you can manage your apps with these common cmdlets: If you need to force an installation or
To install an or AppX package using PowerShell, you primarily use the Add-AppPackage (or its alias Add-AppxPackage ) cmdlet. Current User Installation
Add-AppxPackage -Path "C:\path\to\extracted\folder" -DeveloperMode : Add-AppPackage -Path "C:\Path\To\YourApp
Add-AppxPackage -Path "C:\Path\To\App.msix" -ForceUpdateFromAnyVersion
By default, MSIX packages must be digitally signed. If you are installing a dev build or an internal app without a trusted certificate, the installation will fail.